1 . John hopes he can keep his curiosity (好奇心) and study habits in university, and keep ________ (challenge) himself to become a better person.

2 . All living things ________ (取决于) on the sun to grow.

3 . 下列句子中没有语病的一项是(     )

A．5月26日，具有完全自主知识产权，达到世界高新水平的“复兴号”动车组双向首发成功。

B．为减少和预防电信诈骗案件的发生，派出所民警在社区开展了防电信诈骗主题宣传活动。

C．当地时间5月22日晚，英国曼彻斯特发生恐怖袭击，造成大约近20人死亡。

D．为庆祝香港回归二十周年，中国邮政7月1日发行《香港回归祖国二十周年》纪念邮票。

4 . Will _____ (invite) your teachers to our home make you nervous?

5 . It’s difficult to __________ (想象) you can’t use your hands easily.

6 . 早餐之后，我妈妈通常看书并且听音乐。
After breakfast, my mother ________ ________ books and ________ ________ music.

7 . My grandparents like eating vegetables, such as potatoes, tomatoes and ________.

A．carrots

B．juice

C．beef

D．lemon

8 . Mum says ________ is not a happening; it’s a state of mind. (happy)

9 . It’s a pity that he ________ (not attend) my birthday party this coming Saturday.

10 . It is ________ (mean) for us to be a volunteer.